Features:Health MonitorAccurately record your heart rate, blood pressure, blood oxygen and sleep data, helping you adjust yourself for a healthier lifestyle.Fitness Activity TrackerThe activity tracker supports motion modes with comprehensive recording of exercise data. Let you exercise more scientifically.Smart Reminder & BT CallingAfter connected to the phone, you can use the watch to make call. It will provide synchronous display of message, call or social APP to remind you of important information.Long-Lasting Battery LifeWith built-in low power consumption BT chip, sensor and 500 mAh rechargeable battery life, it offers 10 using days, and 30 Standby days.IP68 WaterproofWell-sealed body can be worn for hand washing, raining, sweat or other water splashing, easily adapting to various environments.Multi-Language Supportedkinds of languages are supported to meet different language users' needs.User-Defined Watch FacesAbundant preset dials meet diverse needs of users. You can switch them freely.Parameters:Screen: 1.46" AMOLEDResolution: 466 * 466BT: BLE 5.2 + BT 3.0Compatibility: Android 4.4 and above or iOS 9.0 and aboveBattery Capacity: 500mAhWorking Time: 5-10daysStandby Time: 30daysApp: Glory FitLanguage: Simplified Chinese, Traditional Chinese, English, Russian, Indonesian, German, Italian, Czech, Japanese, French, Polish, Portuguese, Spanish, Arabic, Korean, Dutch, Hindi, Malay Chinese, Vietnamese, Hebrew, ThaiSpecifications:Brand: LOKMATModel: ZUES 4 PROMaterial: Zinc Alloy + PlasticColor: Black / Blue/ GreenStrap OptionWater-Resistant Level: IP68Dial Size: 54* 48mm / 2.12 * 1.88inDial Thickness: 19.3mm / 0.75inStrap Width: 22mm / 0.86inItem Weight: 53g / 1.86ozPackage Size: 14.2 * 9.6 * 3.6cm / 6.69 * 4.33 * 0.98inPackage Weight: 183g / 6.20ozNote:* Please read the user manual carefully before use.* There may be 1-3mm error due to manual measurement.* There may be slight difference in color due to shooting angle and light. Please refer to the real object.Package List:1 * Smart Watch1 * Charging Cable1 * User Manual